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febv1_debug [2018/11/08 13:01]
acqilc
febv1_debug [2021/07/10 23:21] (current)
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 {{ :​oct2018:​run745460_allstrip2_2.png?​600 |}} {{ :​oct2018:​run745460_allstrip2_2.png?​600 |}}
 +
 +== FEBv2_7 channel per channel 745463 ==
 +
 +{{ :​oct2018:​run745463_allstrip2_1.png?​600 |}}
 +
 +{{ :​oct2018:​run745463_allstrip2_2.png?​600 |}}
 +
 +== FEBv2_8 channel per channel 745464 ==
 +
 +{{ :​oct2018:​run745464_allstrip2_1.png?​600 |}}
 +
 +{{ :​oct2018:​run745464_allstrip2_2.png?​600 |}}
 +
 +== FEBv2_8 all channels 745465 ==
 +
 +{{ :​oct2018:​run745465_allstrip2_1.png?​600 |}}
 +
 +{{ :​oct2018:​run745465_allstrip2_2.png?​600 |}}
 +
 +==== Injection tests ====
 +=== Injection board ===
 +
 + It is functionnal but no possibility to modulate the FPGA output voltage ⇒ No pedestal/​gain curve. Patch with additional buffers will be tested soon
 +
 +Time calibration feasible. ​
 +
 +====  2018/11/09 Status & plans ====
 +
 + * ''​Debugging Petiroc FSM''​ (deadlock). Lengthly due to compilation time with 48 channels (2h) 
 +  ​
 + * ''​Next week'':​
 +
 +    * Complete time calibration
 +    * Re test ToT version
 +    * Transfer the board to Cern and connect it on the return chamber (additional boards are still in cabling since some components are now missing in the cabling company)
 +      * Repeat noise and calibration tests
 +      * Check efficiency curves and position resolution
 +
 +
 + * ''​Before Xmas break'':​
 +
 +
 +    * Check GBT capabilities (No need to have fully debugged readout, but 5 Gb/s transfer + TDCs)
 +    * Re submit the board with all corrections
 +      * Confirm all the fixes before submitting V2
 +      * Will be used for R&D RPCs
 +
 +
 +====  2018/11/11 Debugging ====
 +
 +
 +Still unstable PETIROC FSM with 48 channels
 +
 +  * Working with small time window or with low rate, dead lock in all other cases
 +  * Working with 16 channels
 +
  
febv1_debug.1541682109.txt.gz · Last modified: 2021/07/10 23:20 (external edit)